How To Fix O8390 - Please enter the unit of measure for capacity

O8390 - Overview

• Message type: E = Error

• Message class: O8 - IS-Oil: TD Transportation and Distribution

• Message number: 390

• Message text: Please enter the unit of measure for capacity

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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O8390 - Details

• The SAP error message O8390, which states "Please enter the unit of measure for capacity," typically occurs in the context of capacity planning or production planning within the SAP system. This error indicates that a required unit of measure (UoM) for a capacity-related field has not been specified.
  
  Cause:
  
  Missing Unit of Measure: The most common cause is that the unit of measure for capacity has not been defined in the relevant configuration or master data.
  Incorrect Configuration: The configuration settings for the capacity planning or production planning module may not be set up correctly.
  Data Entry Error: During the creation or modification of a capacity-related object (like work centers, production resources, etc.), the user may have overlooked entering the unit of measure.
  
  
  Solution:
  
  
  Check Master Data:
  
  Navigate to the relevant master data (e.g., work centers, production resources) and ensure that the unit of measure for capacity is defined.
  You can do this by going to the transaction